AC Infinity, Refillable 4" Carbon Filter Kit

The AC Infinity Refillable 4" Carbon Filter Kit introduces a new standard in grow tent odor control with its reusable, eco-friendly design. Engineered to match the performance of two standard 4-inch carbon filters, this system delivers powerful odor adsorption while dramatically reducing long-term costs. The refillable chamber uses premium Australian virgin charcoal for maximum odor capture, and its twist-off flanges make refilling fast, clean, and completely tool-free. Built with dual-layer galvanized steel mesh and a sandblasted finish, this filter is designed for superior durability in humid environments. Each kit includes a charcoal refill, funnel, scoop, and mounting accessories, giving growers a complete, sustainable, and budget-friendly odor control solution that lasts for countless grow cycles. Key Features • Patented refillable carbon filter design eliminates costly replacements • Uses premium Australian virgin charcoal for high-efficiency odor adsorption • Performs as effectively as two standard 4" carbon filters • Dual-layer galvanized steel mesh offers long-term durability • Twist-off flanges allow quick, tool-free refilling • Includes refill kit with funnel, scoop, and accessories • Reversible flanges extend service life and reduce waste • Eco-friendly system reduces material disposal and long-term costs Applications • Grow tents and hydroponic rooms requiring continuous odor management • Indoor grow spaces seeking reusable, low-waste filtration solutions • Air purification setups using 4-inch inline duct fans • Spaces needing long-term odor control with refillable charcoal media Product Specifications Specification Details Duct Size 4 inches Charcoal Type Australian virgin activated carbon Construction Dual-layer galvanized steel mesh Flanges Removable, reversible, twist-off aluminum flanges Includes Refill charcoal, funnel, scoop, mounting accessories What’s Included • AC Infinity Refillable 4" Carbon Filter • Charcoal Refill Pack • Funnel • Scoop • Mounting Hardware